U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000


Skip to content
Facebook iconYouTube iconTwitter iconFlickr iconLinkedInInstagram

Policy and Governmental Affairs
Office of Highway Policy Information

FHWA Home / Policy & Governmental Affairs / Highway Policy Information / Table HM-37 - Highway Statistics 2019

Highway Statistics Series

Highway Statistics 2019


Printable Excel Version [121 KB]
Printable PDF Version [171 KB]

Federal-Aid Highway Length - 2019 (1)
    Miles by Average Daily Traffic Volume

September 30, 2020

Table HM-37 (Sheet 1 of 3)
STATE NATIONAL HIGHWAY SYSTEM - RURAL
INTERSTATE SYSTEM OTHER TOTAL
AVERAGE DAILY TRAFFIC VOLUME TOTAL AVERAGE DAILY TRAFFIC VOLUME TOTAL
LESS THAN 10,000 10,000-19,999 20,000-34,999 35,000 AND OVER LESS THAN 1,000 1,000-1,999 2,000-2,999 3,000-3,999 4,000-4,999 5,000-9,999 10,000-14,999 15,000 AND OVER
Alabama - 107 242 222 571 3 110 200 285 183 658 330 211 1,981 2,552
Alaska 978 10 8 6 1,002 785 45 76 22 30 24 6 - 988 1,990
Arizona 64 421 352 80 916 11 74 49 160 160 420 184 146 1,203 2,119
Arkansas 27 42 278 91 439 42 179 184 266 364 691 145 68 1,938 2,377
California 42 338 291 544 1,214 131 348 221 321 238 1,077 416 914 3,666 4,881
Colorado 112 314 134 88 648 253 261 488 479 264 553 122 156 2,576 3,224
Connecticut - - 10 19 29 - - 1 2 17 60 39 39 158 186
Delaware - - - - - - 3 - 1 3 5 35 91 138 138
District of Columbia - - - - - - - - - - - - - - -
Florida - 8 354 355 717 20 56 114 273 283 977 460 580 2,764 3,482
Georgia 1 12 235 290 537 63 270 390 409 359 1,172 340 184 3,187 3,725
Hawaii - - - - - 1 1 - - - 49 14 16 80 80
Idaho 157 233 129 1 519 237 323 313 224 174 330 66 44 1,711 2,230
Illinois 77 556 554 56 1,243 1 160 540 497 455 670 75 12 2,408 3,652
Indiana 54 202 282 246 785 3 23 82 227 195 715 281 221 1,748 2,532
Iowa 23 241 281 69 614 30 401 703 598 433 902 291 59 3,416 4,031
Kansas 55 478 95 11 640 34 570 664 474 445 718 79 46 3,030 3,671
Kentucky 56 151 152 352 711 - 32 51 98 167 803 345 147 1,643 2,355
Louisiana 1 107 198 223 529 49 60 124 92 176 332 193 66 1,092 1,622
Maine 106 41 93 40 279 1 72 106 85 111 285 111 31 801 1,080
Maryland - 58 11 73 142 - 3 6 5 18 47 93 205 377 519
Massachusetts - 4 43 15 63 8 42 99 61 48 115 28 19 421 483
Michigan 55 167 157 183 562 37 284 221 305 320 801 226 289 2,483 3,046
Minnesota 111 296 132 50 588 79 432 599 632 394 876 261 215 3,489 4,077
Mississippi 2 271 257 49 578 12 74 85 123 172 886 267 194 1,812 2,391
Missouri 27 368 360 86 842 41 265 382 274 294 960 458 315 2,989 3,831
Montana 949 143 2 - 1,094 622 890 654 198 125 194 51 41 2,774 3,868
Nebraska 104 150 126 34 415 291 707 544 338 214 468 101 20 2,683 3,098
Nevada 320 22 74 41 457 368 271 485 180 34 157 30 20 1,544 2,001
New Hampshire 30 50 47 15 142 - 1 27 25 24 146 104 60 387 529
New Jersey - - - 45 45 - - 5 9 2 55 53 71 195 240
New Mexico 271 364 200 9 843 144 292 275 358 116 377 123 64 1,749 2,593
New York 209 214 262 119 804 31 265 322 409 259 768 154 84 2,291 3,094
North Carolina 1 92 227 243 564 19 37 88 153 140 629 424 723 2,213 2,777
North Dakota 331 178 - - 510 1,228 724 394 178 110 284 28 - 2,945 3,455
Ohio 2 46 207 389 643 20 42 161 145 173 651 352 350 1,895 2,537
Oklahoma 34 234 331 51 650 66 232 319 326 226 762 103 273 2,307 2,957
Oregon - 287 144 64 495 530 495 240 268 309 585 140 77 2,644 3,139
Pennsylvania 8 178 676 204 1,066 6 116 139 199 210 581 327 307 1,884 2,951
Rhode Island - - - 18 18 - 3 8 15 16 32 27 7 108 126
South Carolina - 1 165 379 546 - 86 186 227 107 532 239 214 1,593 2,139
South Dakota 351 223 17 - 591 816 1,124 478 216 114 142 2 - 2,891 3,482
Tennessee 10 32 258 344 645 5 96 122 109 230 743 301 140 1,746 2,391
Texas 201 555 693 552 2,001 193 633 762 716 680 2,464 1,304 872 7,624 9,625
Utah 298 222 152 12 685 110 130 194 203 133 340 40 33 1,183 1,868
Vermont 94 117 41 3 256 - 6 15 15 79 164 28 - 307 563
Virginia 31 11 136 419 598 99 53 78 25 64 603 378 460 1,759 2,357
Washington 1 174 132 122 429 100 256 242 236 220 626 83 162 1,925 2,354
West Virginia 22 187 87 23 319 26 168 156 140 99 222 165 44 1,020 1,339
Wisconsin 1 92 234 186 513 19 165 392 526 303 1,055 431 267 3,158 3,671
Wyoming 435 368 4 - 807 263 703 570 194 105 125 2 - 1,963 2,770
U.S. Total 5,653 8,369 8,860 6,422 29,305 6,798 11,585 12,554 11,315 9,392 26,835 9,855 8,558 96,892 126,196
Puerto Rico - 17 16 13 47 - - 4 - 1 10 16 11 42 89
Grand Total 5,653 8,387 8,877 6,435 29,351 6,798 11,585 12,558 11,315 9,393 26,844 9,871 8,569 96,934 126,285

 

September 30, 2020

Table HM-37 (Sheet 2 of 3)
STATE NATIONAL HIGHWAY SYSTEM - URBAN
INTERSTATE SYSTEM OTHER TOTAL
AVERAGE DAILY TRAFFIC VOLUME TOTAL AVERAGE DAILY TRAFFIC VOLUME TOTAL
LESS THAN 30,000 30,000-69,999 70,000-124,999 125,000-174,999 175,000 AND OVER LESS THAN 7,500 7,500-14,999 15,000-34,999 35,000-59,999 60,000 AND OVER
Alabama 60 247 115 12 - 433 136 324 708 122 21 1,311 1,744
Alaska 52 26 - - - 79 23 48 85 5 - 161 240
Arizona 45 98 48 20 41 252 38 98 386 160 159 840 1,093
Arkansas 74 144 91 1 - 310 126 207 295 41 9 679 989
California 51 112 225 292 562 1,242 826 1,275 3,596 1,085 1,191 7,972 9,214
Colorado 65 67 89 52 31 304 70 221 682 316 91 1,380 1,684
Connecticut 15 101 152 50 - 318 100 346 341 80 91 958 1,275
Delaware 1 11 20 6 3 41 4 25 139 70 18 256 297
District of Columbia - 1 6 3 2 12 1 9 79 24 9 122 134
Florida 18 215 281 150 114 778 134 520 1,861 1,462 565 4,541 5,319
Georgia 24 280 220 95 91 710 401 780 1,197 349 79 2,806 3,516
Hawaii 5 17 18 5 10 55 14 83 162 56 5 320 375
Idaho 41 29 17 5 - 92 79 119 155 18 - 371 463
Illinois 297 304 132 153 55 942 549 923 1,387 270 29 3,158 4,099
Indiana 121 229 94 42 6 493 73 201 338 84 4 700 1,193
Iowa 55 93 37 1 - 186 325 332 267 7 - 931 1,117
Kansas 89 90 43 13 - 235 141 171 150 23 23 508 743
Kentucky 23 90 84 32 4 233 62 205 369 78 11 726 959
Louisiana 44 218 115 34 3 413 141 316 470 106 10 1,043 1,457
Maine 32 47 8 - - 87 13 76 68 2 - 160 247
Maryland 10 48 118 66 96 338 38 139 616 340 183 1,315 1,653
Massachusetts 25 138 242 73 28 506 283 890 759 270 153 2,356 2,862
Michigan 88 322 170 86 10 676 223 752 1,313 281 165 2,735 3,411
Minnesota 57 88 136 43 2 325 98 195 318 128 110 850 1,175
Mississippi 69 146 36 2 - 253 251 335 371 54 1 1,013 1,266
Missouri 102 185 174 65 12 538 137 317 677 167 46 1,344 1,882
Montana 94 4 - - - 98 63 72 81 5 - 220 318
Nebraska 17 29 11 6 5 69 73 137 219 26 13 468 537
Nevada 50 46 21 31 14 163 29 78 180 86 47 419 582
New Hampshire 3 35 45 - - 83 22 105 132 40 22 320 403
New Jersey 3 72 187 76 49 387 120 547 935 392 348 2,341 2,728
New Mexico 67 59 12 10 7 156 63 142 139 30 6 379 535
New York 224 393 214 81 21 933 618 1,257 1,452 384 333 4,044 4,977
North Carolina 85 349 253 93 7 787 104 449 1,144 377 65 2,140 2,927
North Dakota 50 7 5 - - 61 76 63 65 1 - 206 267
Ohio 85 396 334 111 6 931 293 686 1,011 162 59 2,212 3,143
Oklahoma 92 107 69 19 - 287 128 233 217 49 41 669 956
Oregon 55 89 51 38 1 234 102 283 455 53 28 921 1,156
Pennsylvania 152 426 176 31 12 797 435 1,298 1,303 274 105 3,416 4,213
Rhode Island - 18 16 15 2 52 30 170 169 30 9 408 461
South Carolina 24 127 139 13 1 304 62 323 568 199 11 1,162 1,466
South Dakota 59 28 - - - 88 55 63 36 - - 155 242
Tennessee 44 263 150 75 25 557 207 550 1,043 222 48 2,070 2,627
Texas 147 470 371 270 200 1,458 721 1,536 3,125 984 631 6,996 8,455
Utah 55 74 43 47 35 253 75 151 338 116 15 695 948
Vermont 55 10 - - - 64 19 44 26 1 - 89 153
Virginia 44 206 146 80 45 521 110 405 771 376 121 1,782 2,303
Washington 51 88 77 66 52 335 164 487 943 187 91 1,872 2,207
West Virginia 67 154 14 - - 235 67 147 188 13 - 414 649
Wisconsin 74 166 83 42 1 366 386 731 694 102 26 1,939 2,305
Wyoming 106 - - - - 106 90 80 20 - - 190 296
U.S. Total 3,169 6,961 5,091 2,400 1,555 19,177 8,399 18,945 32,043 9,705 4,991 74,083 93,259
Puerto Rico 61 150 35 3 7 257 40 91 225 61 22 439 696
Grand Total 3,230 7,111 5,125 2,404 1,563 19,433 8,438 19,036 32,268 9,766 5,013 74,522 93,956

 

September 30, 2020

Table HM-37 (Sheet 3 of 3)
STATE OTHER FEDERAL-AID HIGHWAYS
RURAL URBAN TOTAL
AVERAGE DAILY TRAFFIC VOLUME TOTAL AVERAGE DAILY TRAFFIC VOLUME TOTAL
LESS THAN 100 100-499 500-999 1,000-4,999 5,000-9,999 10,000 AND OVER LESS THAN 1,000 1,000-2,999 3,000-4,999 5,000-9,999 10,000-19,999 20,000 AND OVER
Alabama 407 4,501 3,832 6,763 645 117 16,265 952 1,806 1,076 1,411 837 142 6,224 22,489
Alaska 479 676 156 279 18 5 1,614 140 258 113 118 39 - 667 2,281
Arizona 134 831 960 3,248 388 46 5,608 813 1,444 1,997 1,769 1,214 1,052 8,288 13,896
Arkansas 728 4,917 3,536 5,303 381 33 14,897 983 1,252 743 823 411 87 4,298 19,195
California 551 3,893 2,929 8,364 1,640 985 18,362 2,303 5,072 3,841 5,508 4,703 2,531 23,957 42,319
Colorado 910 2,923 2,009 2,694 329 78 8,944 373 817 653 974 717 205 3,740 12,684
Connecticut - 35 86 750 190 14 1,074 193 977 846 1,211 537 41 3,805 4,879
Delaware - 5 22 291 120 29 468 33 132 142 193 161 43 704 1,172
District of Columbia - - - - - - - 7 36 63 95 102 15 319 319
Florida 11 227 932 3,617 1,142 322 6,251 288 1,457 1,687 3,407 3,396 2,370 12,605 18,856
Georgia 236 3,522 3,119 7,337 1,248 94 15,556 581 1,817 1,299 2,075 2,483 733 8,988 24,544
Hawaii - 26 26 282 97 43 475 16 112 105 193 159 57 642 1,116
Idaho 976 2,684 1,724 1,880 133 46 7,442 232 480 268 312 195 44 1,530 8,972
Illinois 154 4,345 3,847 7,706 340 12 16,403 1,206 2,763 1,791 2,469 1,769 428 10,426 26,829
Indiana 194 2,258 2,156 6,753 919 133 12,414 743 2,127 1,764 1,929 1,554 467 8,585 20,999
Iowa 1,041 6,052 5,306 5,679 101 9 18,187 537 1,021 571 648 203 18 2,998 21,184
Kansas 8,964 9,257 4,296 4,074 85 14 26,690 692 1,068 554 719 424 129 3,587 30,276
Kentucky 7 489 1,364 5,337 843 130 8,169 118 681 683 955 567 134 3,138 11,307
Louisiana 15 471 1,090 4,343 707 83 6,709 245 885 1,699 1,364 873 127 5,194 11,903
Maine 7 335 683 2,673 439 71 4,208 10 150 205 288 145 16 814 5,022
Maryland - 29 138 1,129 535 183 2,015 156 685 616 1,176 1,064 307 4,004 6,019
Massachusetts 3 109 174 517 63 11 877 349 1,412 1,947 1,985 1,175 194 7,062 7,938
Michigan 528 3,744 4,639 10,504 1,622 212 21,248 610 2,125 1,753 2,637 1,610 236 8,970 30,219
Minnesota 632 7,361 6,113 7,671 471 56 22,304 625 1,326 1,007 1,470 920 224 5,571 27,876
Mississippi 948 5,134 3,209 5,821 516 49 15,677 241 961 652 634 180 19 2,687 18,363
Missouri 714 7,662 4,620 6,597 584 95 20,272 377 1,388 984 1,319 697 116 4,881 25,153
Montana 2,333 4,404 1,505 1,413 57 8 9,720 111 283 142 175 71 3 786 10,506
Nebraska 3,635 5,810 2,832 3,091 161 5 15,534 219 488 266 372 179 52 1,577 17,111
Nevada 549 1,405 432 495 74 5 2,960 325 372 234 551 373 299 2,155 5,115
New Hampshire 13 21 120 1,083 328 48 1,612 10 182 255 334 211 19 1,011 2,623
New Jersey - 26 93 673 244 46 1,082 246 1,367 1,473 2,425 1,263 92 6,866 7,948
New Mexico 493 2,348 1,118 2,628 219 145 6,951 286 617 428 498 305 109 2,243 9,194
New York 6 372 1,364 6,116 574 44 8,477 810 2,917 2,261 3,302 1,661 258 11,208 19,685
North Carolina 21 456 1,063 6,607 1,822 393 10,361 268 1,242 1,268 2,306 1,855 655 7,596 17,957
North Dakota 5,144 6,488 1,800 1,060 35 - 14,528 110 224 129 133 45 8 649 15,177
Ohio 68 1,374 2,271 8,465 1,351 109 13,639 490 2,198 2,064 3,474 2,162 394 10,782 24,420
Oklahoma 4,755 8,704 3,474 6,005 634 89 23,660 789 1,311 731 887 788 144 4,650 28,310
Oregon 2,243 3,688 1,726 2,349 310 68 10,384 507 1,296 640 879 498 93 3,914 14,298
Pennsylvania 53 1,502 1,964 6,821 1,151 167 11,657 781 2,572 2,207 3,010 1,291 86 9,946 21,603
Rhode Island - 4 36 163 41 - 244 93 297 192 226 104 6 917 1,161
South Carolina 87 2,679 2,937 6,157 980 161 13,002 455 1,164 751 1,260 754 271 4,656 17,658
South Dakota 5,273 6,481 2,266 1,324 25 - 15,369 161 239 153 148 75 12 788 16,158
Tennessee 26 963 1,501 4,415 916 178 7,999 632 1,562 1,129 1,603 971 271 6,168 14,167
Texas 3,429 12,872 8,731 17,919 2,931 591 46,474 3,115 6,247 4,096 5,645 4,628 1,968 25,699 72,173
Utah 272 1,526 1,112 1,510 128 7 4,555 434 628 313 485 397 118 2,375 6,930
Vermont 16 285 590 1,604 198 36 2,730 55 157 95 114 59 2 481 3,211
Virginia 68 1,654 2,535 5,404 1,168 173 11,003 576 1,231 855 1,426 1,072 372 5,532 16,534
Washington 521 3,083 2,004 3,860 526 152 10,146 555 1,629 1,106 1,533 775 121 5,718 15,865
West Virginia 131 1,904 1,538 2,939 343 18 6,873 256 522 308 418 170 14 1,688 8,561
Wisconsin 168 3,375 3,923 8,114 930 313 16,823 1,085 1,825 1,149 1,306 595 66 6,026 22,849
Wyoming 149 1,216 1,282 1,196 103 1 3,947 217 309 145 240 39 5 956 4,903
U.S. Total 47,091 144,125 105,184 211,022 28,807 5,629 541,858 25,408 63,132 49,446 68,433 46,478 15,175 268,071 809,930
Puerto Rico 8 64 102 232 34 17 456 178 512 416 607 383 60 2,158 2,614
Grand Total 47,100 144,189 105,285 211,254 28,840 5,645 542,314 25,586 63,643 49,863 69,040 46,861 15,236 270,229 812,544

(1) Unreported AADT values included in lowest category for each grouping.

 

Page last modified on November 19, 2020
Federal Highway Administration | 1200 New Jersey Avenue, SE | Washington, DC 20590 | 202-366-4000